<script setup>
import { getCategoryFilterAPI, getSubCategoryAPI } from '@/apis/category'
import { ref, onMounted } from 'vue'
import { useRoute } from "vue-router"
import GoodsItem from "@/views/Home/components/GoodsItem.vue"


const categoryFilterList = ref([])
const route = useRoute()
onMounted(async () => {
    const res = await getCategoryFilterAPI(route.params.id)
    categoryFilterList.value = res.result
    // console.log(categoryFilterList.value);
});


// 获取基本列表数据的渲染
const goodList = ref([])
const reqData = ref({
    categoryId: route.params.id,
    page: 1,
    pageSize: 20,
    sortField: 'publishTime'//排序：publishTime | 'orderNum' | 'evaluateNum'
})
const getGoodList = async () => {
    const res = await getSubCategoryAPI(reqData.value)
    goodList.value = res.result.items
    // console.log(res);
}
onMounted(() => getGoodList())



const tabChange = () => {
    // console.log("1111", reqData.value.sortField);
    reqData.value.page = 1//初始化页面
    getGoodList()

}

// 禁用无限加载
const disabled = ref(false)
// 加载更多
const load = async () => {
    // console.log("加载更多数据");
    // 获取下一页的数据
    reqData.value.page++
    const res = await getSubCategoryAPI(reqData.value)
    // 进行新老数据的拼接
    goodList.value = [...goodList.value, ...res.result.items]
    if (res.result.items.length === 0) {
        disabled.value = true
    }
}

</script>

<template>
    <div class="container ">
        <!-- 面包屑 -->
        <div class="bread-container">
            <el-breadcrumb separator=">">
                <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
                <el-breadcrumb-item :to="{ path: `/category/${categoryFilterList.parentId}` }">
                    {{ categoryFilterList.parentName }}
                </el-breadcrumb-item>
                <el-breadcrumb-item>{{ categoryFilterList.name }}</el-breadcrumb-item>
            </el-breadcrumb>
        </div>
        <div class="sub-container">
            <el-tabs v-model="reqData.sortField" @tab-change="tabChange">
                <el-tab-pane label="最新商品" name="publishTime"></el-tab-pane>
                <el-tab-pane label="最高人气" name="orderNum"></el-tab-pane>
                <el-tab-pane label="评论最多" name="evaluateNum"></el-tab-pane>
            </el-tabs>
            <div class="body" v-infinite-scroll="load" :infinite-scroll-disabled="disabled">
                <!-- 商品列表-->
                <GoodsItem v-for="good in goodList" :good="good" :key="good.id" />
            </div>
        </div>
    </div>

</template>



<style lang="scss" scoped>
.bread-container {
    padding: 25px 0;
    color: #666;
}

.sub-container {
    padding: 20px 10px;
    background-color: #fff;

    .body {
        display: flex;
        flex-wrap: wrap;
        padding: 0 10px;
    }

    .goods-item {
        display: block;
        width: 220px;
        margin-right: 20px;
        padding: 20px 30px;
        text-align: center;

        img {
            width: 160px;
            height: 160px;
        }

        p {
            padding-top: 10px;
        }

        .name {
            font-size: 16px;
        }

        .desc {
            color: #999;
            height: 29px;
        }

        .price {
            color: $priceColor;
            font-size: 20px;
        }
    }

    .pagination-container {
        margin-top: 20px;
        display: flex;
        justify-content: center;
    }


}
</style>